lib/dvb/db.cpp

   1 #include <errno.h>
   2 #include <lib/dvb/db.h>
   3 #include <lib/dvb/dvb.h>
   4 #include <lib/dvb/frontend.h>
   5 #include <lib/dvb/epgcache.h>
   6 #include <lib/base/eerror.h>
   7 #include <lib/base/estring.h>
   8 #include <xmlccwrap/xmlccwrap.h>
   9 #include <dvbsi++/service_description_section.h>
  10 #include <dvbsi++/descriptor_tag.h>
  11 #include <dvbsi++/service_descriptor.h>
  12 #include <dvbsi++/satellite_delivery_system_descriptor.h>
  13
  14 DEFINE_REF(eDVBService);
  15
  16 RESULT eBouquet::addService(const eServiceReference &ref, eServiceReference before)
  17 {
  18         list::iterator it =
  19                 std::find(m_services.begin(), m_services.end(), ref);
  20         if ( it != m_services.end() )
  21                 return -1;
  22         if (before.valid())
  23         {
  24                 it = std::find(m_services.begin(), m_services.end(), before);
  25                 m_services.insert(it, ref);
  26         }
  27         else
  28                 m_services.push_back(ref);
  29         return 0;
  30 }
  31
  32 RESULT eBouquet::removeService(const eServiceReference &ref)
  33 {
  34         list::iterator it =
  35                 std::find(m_services.begin(), m_services.end(), ref);
  36         if ( it == m_services.end() )
  37                 return -1;
  38         m_services.erase(it);
  39         return 0;
  40 }
  41
  42 RESULT eBouquet::moveService(const eServiceReference &ref, unsigned int pos)
  43 {
  44         if ( pos < 0 || pos >= m_services.size() )
  45                 return -1;
  46         ++pos;
  47         list::iterator source=m_services.end();
  48         list::iterator dest=m_services.end();
  49         bool forward = false;
  50         for (list::iterator it(m_services.begin()); it != m_services.end(); ++it)
  51         {
  52                 if (dest == m_services.end() && !--pos)
  53                         dest = it;
  54                 if (*it == ref)
  55                 {
  56                         source = it;
  57                         forward = pos>0;
  58                 }
  59                 if (dest != m_services.end() && source != m_services.end())
  60                         break;
  61         }
  62         if (dest == m_services.end() || source == m_services.end() || source == dest)
  63                 return -1;
  64         while (source != dest)
  65         {
  66                 if (forward)
  67                         std::iter_swap(source++, source);
  68                 else
  69                         std::iter_swap(source--, source);
  70         }
  71         return 0;
  72 }
  73
  74 RESULT eBouquet::flushChanges()
  75 {
  76         FILE *f=fopen((CONFIGDIR"/enigma2/"+m_filename).c_str(), "w");
  77         if (!f)
  78                 return -1;
  79         if ( fprintf(f, "#NAME %s\r\n", m_bouquet_name.c_str()) < 0 )
  80                 goto err;
  81         for (list::iterator i(m_services.begin()); i != m_services.end(); ++i)
  82         {
  83                 eServiceReference tmp = *i;
  84                 std::string str = tmp.path;
  85                 if ( fprintf(f, "#SERVICE %s\r\n", tmp.toString().c_str()) < 0 )
  86                         goto err;
  87                 if ( i->name.length() )
  88                         if ( fprintf(f, "#DESCRIPTION %s\r\n", i->name.c_str()) < 0 )
  89                                 goto err;
  90         }
  91         fclose(f);
  92         return 0;
  93 err:
  94         fclose(f);
  95         eDebug("couldn't write file %s", m_filename.c_str());
  96         return -1;
  97 }
  98
  99 RESULT eBouquet::setListName(const std::string &name)
 100 {
 101         m_bouquet_name = name;
 102         return 0;
 103 }
 104
 105 eDVBService::eDVBService()
 106         :m_cache(0), m_flags(0)
 107 {
 108 }
 109
 110 eDVBService::~eDVBService()
 111 {
 112         delete [] m_cache;
 113 }
 114
 115 eDVBService &eDVBService::operator=(const eDVBService &s)
 116 {
 117         m_service_name = s.m_service_name;
 118         m_service_name_sort = s.m_service_name_sort;
 119         m_provider_name = s.m_provider_name;
 120         m_flags = s.m_flags;
 121         m_ca = s.m_ca;
 122         copyCache(s.m_cache);
 123         return *this;
 124 }
 125
 126 void eDVBService::genSortName()
 127 {
 128         m_service_name_sort = removeDVBChars(m_service_name);
 129         makeUpper(m_service_name_sort);
 130         while ((!m_service_name_sort.empty()) && m_service_name_sort[0] == ' ')
 131                 m_service_name_sort.erase(0, 1);
 132
 133                 /* put unnamed services at the end, not at the beginning. */
 134         if (m_service_name_sort.empty())
 135                 m_service_name_sort = "\xFF";
 136 }
 137
 138 RESULT eDVBService::getName(const eServiceReference &ref, std::string &name)
 139 {
 140         if (!ref.name.empty())
 141                 name = ref.name; // use renamed service name..
 142         else if (!m_service_name.empty())
 143                 name = m_service_name;
 144         else
 145                 name = "(...)";
 146         return 0;
 147 }
 148
 149 RESULT eDVBService::getEvent(const eServiceReference &ref, ePtr<eServiceEvent> &ptr, time_t start_time)
 150 {
 151         return eEPGCache::getInstance()->lookupEventTime(ref, start_time, ptr);
 152 }
 153
 154 int eDVBService::isPlayable(const eServiceReference &ref, const eServiceReference &ignore, bool simulate)
 155 {
 156         ePtr<eDVBResourceManager> res_mgr;
 157         if ( eDVBResourceManager::getInstance( res_mgr ) )
 158                 eDebug("isPlayble... no res manager!!");
 159         else
 160         {
 161                 eDVBChannelID chid, chid_ignore;
 162                 ((const eServiceReferenceDVB&)ref).getChannelID(chid);
 163                 ((const eServiceReferenceDVB&)ignore).getChannelID(chid_ignore);
 164                 return res_mgr->canAllocateChannel(chid, chid_ignore, simulate);
 165         }
 166         return 0;
 167 }
 168
 169 int eDVBService::checkFilter(const eServiceReferenceDVB &ref, const eDVBChannelQuery &query)
 170 {
 171         int res = 0;
 172         switch (query.m_type)
 173         {
 174         case eDVBChannelQuery::tName:
 175                 res = m_service_name_sort == query.m_string;
 176                 break;
 177         case eDVBChannelQuery::tProvider:
 178                 if (query.m_string == "Unknown" && m_provider_name.empty())
 179                         res = 1;
 180                 else
 181                         res = m_provider_name == query.m_string;
 182                 break;
 183         case eDVBChannelQuery::tType:
 184                 res = ref.getServiceType() == query.m_int;
 185                 break;
 186         case eDVBChannelQuery::tBouquet:
 187                 res = 0;
 188                 break;
 189         case eDVBChannelQuery::tSatellitePosition:
 190                 res = ((unsigned int)ref.getDVBNamespace().get())>>16 == (unsigned int)query.m_int;
 191                 break;
 192         case eDVBChannelQuery::tFlags:
 193                 res = (m_flags & query.m_int) == query.m_int;
 194                 break;
 195         case eDVBChannelQuery::tChannelID:
 196         {
 197                 eDVBChannelID chid;
 198                 ref.getChannelID(chid);
 199                 res = chid == query.m_channelid;
 200                 break;
 201         }
 202         case eDVBChannelQuery::tAND:
 203                 res = checkFilter(ref, *query.m_p1) && checkFilter(ref, *query.m_p2);
 204                 break;
 205         case eDVBChannelQuery::tOR:
 206                 res = checkFilter(ref, *query.m_p1) || checkFilter(ref, *query.m_p2);
 207                 break;
 208         case eDVBChannelQuery::tAny:
 209                 res = 1;
 210                 break;
 211         }
 212
 213         if (query.m_inverse)
 214                 return !res;
 215         else
 216                 return res;
 217 }
 218
 219 bool eDVBService::cacheEmpty()
 220 {
 221         if (m_cache)
 222                 for (int i=0; i < cacheMax; ++i)
 223                         if (m_cache[i] != -1)
 224                                 return false;
 225         return true;
 226 }
 227
 228 void eDVBService::initCache()
 229 {
 230         m_cache = new int[cacheMax];
 231         memset(m_cache, -1, sizeof(int) * cacheMax);
 232 }
 233
 234 void eDVBService::copyCache(int *source)
 235 {
 236         if (source)
 237         {
 238                 if (!m_cache)
 239                         m_cache = new int[cacheMax];
 240                 memcpy(m_cache, source, cacheMax * sizeof(int));
 241         }
 242         else
 243         {
 244                 delete [] m_cache;
 245                 m_cache = 0;
 246         }
 247 }
 248
 249 int eDVBService::getCacheEntry(cacheID id)
 250 {
 251         if (id >= cacheMax || !m_cache)
 252                 return -1;
 253         return m_cache[id];
 254 }
 255
 256 void eDVBService::setCacheEntry(cacheID id, int pid)
 257 {
 258         if (!m_cache)
 259                 initCache();
 260         if (id < cacheMax)
 261                 m_cache[id] = pid;
 262 }
 263
 264 DEFINE_REF(eDVBDB);
 265
 266 void eDVBDB::reloadServicelist()
 267 {
 268         loadServicelist(CONFIGDIR"/enigma2/lamedb");
 269 }
 270
 271 void eDVBDB::parseServiceData(ePtr<eDVBService> s, std::string str)
 272 {
 273         while ((!str.empty()) && str[1]==':') // new: p:, f:, c:%02d...
 274         {
 275                 size_t c=str.find(',');
 276                 char p=str[0];
 277                 std::string v;
 278                 if (c == std::string::npos)
 279                 {
 280                         v=str.substr(2);
 281                         str="";
 282                 } else
 283                 {
 284                         v=str.substr(2, c-2);
 285                         str=str.substr(c+1);
 286                 }
 287 //              eDebug("%c ... %s", p, v.c_str());
 288                 if (p == 'p')
 289                         s->m_provider_name=v;
 290                 else if (p == 'f')
 291                 {
 292                         sscanf(v.c_str(), "%x", &s->m_flags);
 293                 } else if (p == 'c')
 294                 {
 295                         int cid, val;
 296                         sscanf(v.c_str(), "%02d%x", &cid, &val);
 297                         s->setCacheEntry((eDVBService::cacheID)cid,val);
 298                 } else if (p == 'C')
 299                 {
 300                         int val;
 301                         sscanf(v.c_str(), "%04x", &val);
 302                         s->m_ca.push_front((uint16_t)val);
 303                 }
 304         }
 305 }
 306
 307         /* THIS CODE IS BAD. it should be replaced by somethine better. */
 308 void eDVBDB::loadServicelist(const char *file)
 309 {
 310         eDebug("---- opening lame channel db");
 311         FILE *f=fopen(file, "rt");
 312         if (!f && strcmp(file, CONFIGDIR"/enigma2/lamedb") == 0)
 313         {
 314                 struct stat s;
 315                 if ( !stat("lamedb", &s) )
 316                 {
 317                         if ( !stat(CONFIGDIR"/enigma2", &s) )
 318                         {
 319                                 rename("lamedb", CONFIGDIR"/enigma2/lamedb" );
 320                                 reloadServicelist();
 321                         }
 322                 }
 323                 return;
 324         }
 325         char line[256];
 326         int version=3;
 327         if ((!fgets(line, 256, f)) || sscanf(line, "eDVB services /%d/", &version) != 1)
 328         {
 329                 eDebug("not a valid servicefile");
 330                 fclose(f);
 331                 return;
 332         }
 333         eDebug("reading services (version %d)", version);
 334         if ((!fgets(line, 256, f)) || strcmp(line, "transponders\n"))
 335         {
 336                 eDebug("services invalid, no transponders");
 337                 fclose(f);
 338                 return;
 339         }
 340
 341         // clear all transponders
 342
 343         while (!feof(f))
 344         {
 345                 if (!fgets(line, 256, f))
 346                         break;
 347                 if (!strcmp(line, "end\n"))
 348                         break;
 349                 int dvb_namespace=-1, transport_stream_id=-1, original_network_id=-1;
 350                 sscanf(line, "%x:%x:%x", &dvb_namespace, &transport_stream_id, &original_network_id);
 351                 if (original_network_id == -1)
 352                         continue;
 353                 eDVBChannelID channelid = eDVBChannelID(
 354                         eDVBNamespace(dvb_namespace),
 355                         eTransportStreamID(transport_stream_id),
 356                         eOriginalNetworkID(original_network_id));
 357
 358                 ePtr<eDVBFrontendParameters> feparm = new eDVBFrontendParameters;
 359                 while (!feof(f))
 360                 {
 361                         fgets(line, 256, f);
 362                         if (!strcmp(line, "/\n"))
 363                                 break;
 364                         if (line[1]=='s')
 365                         {
 366                                 eDVBFrontendParametersSatellite sat;
 367                                 int frequency, symbol_rate, polarisation, fec, orbital_position, inversion,
 368                                         flags=0,
 369                                         system=eDVBFrontendParametersSatellite::System_DVB_S,
 370                                         modulation=eDVBFrontendParametersSatellite::Modulation_QPSK,
 371                                         rolloff=eDVBFrontendParametersSatellite::RollOff_alpha_0_35,
 372                                         pilot=eDVBFrontendParametersSatellite::Pilot_Unknown;
 373                                 if (version == 3)
 374                                         sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &polarisation, &fec, &orbital_position, &inversion, &system, &modulation, &rolloff, &pilot);
 375                                 else
 376                                         sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &polarisation, &fec, &orbital_position, &inversion, &flags, &system, &modulation, &rolloff, &pilot);
 377                                 sat.frequency = frequency;
 378                                 sat.symbol_rate = symbol_rate;
 379                                 sat.polarisation = polarisation;
 380                                 sat.fec = fec;
 381                                 sat.orbital_position =
 382                                         orbital_position < 0 ? orbital_position + 3600 : orbital_position;
 383                                 sat.inversion = inversion;
 384                                 sat.system = system;
 385                                 sat.modulation = modulation;
 386                                 sat.rolloff = rolloff;
 387                                 sat.pilot = pilot;
 388                                 feparm->setDVBS(sat);
 389                                 feparm->setFlags(flags);
 390                         } else if (line[1]=='t')
 391                         {
 392                                 eDVBFrontendParametersTerrestrial ter;
 393                                 int frequency, bandwidth, code_rate_HP, code_rate_LP, modulation, transmission_mode, guard_interval, hierarchy, inversion, flags=0;
 394                                 sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &bandwidth, &code_rate_HP, &code_rate_LP, &modulation, &transmission_mode, &guard_interval, &hierarchy, &inversion, &flags);
 395                                 ter.frequency = frequency;
 396                                 ter.bandwidth = bandwidth;
 397                                 ter.code_rate_HP = code_rate_HP;
 398                                 ter.code_rate_LP = code_rate_LP;
 399                                 ter.modulation = modulation;
 400                                 ter.transmission_mode = transmission_mode;
 401                                 ter.guard_interval = guard_interval;
 402                                 ter.hierarchy = hierarchy;
 403                                 ter.inversion = inversion;
 404                                 feparm->setDVBT(ter);
 405                                 feparm->setFlags(flags);
 406                         } else if (line[1]=='c')
 407                         {
 408                                 eDVBFrontendParametersCable cab;
 409                                 int frequency, symbol_rate,
 410                                         inversion=eDVBFrontendParametersCable::Inversion_Unknown,
 411                                         modulation=eDVBFrontendParametersCable::Modulation_Auto,
 412                                         fec_inner=eDVBFrontendParametersCable::FEC_Auto,
 413                                         flags=0;
 414                                 sscanf(line+3, "%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &inversion, &modulation, &fec_inner, &flags);
 415                                 cab.frequency = frequency;
 416                                 cab.fec_inner = fec_inner;
 417                                 cab.inversion = inversion;
 418                                 cab.symbol_rate = symbol_rate;
 419                                 cab.modulation = modulation;
 420                                 feparm->setDVBC(cab);
 421                                 feparm->setFlags(flags);
 422                         }
 423                 }
 424                 addChannelToList(channelid, feparm);
 425         }
 426
 427         if ((!fgets(line, 256, f)) || strcmp(line, "services\n"))
 428         {
 429                 eDebug("services invalid, no services");
 430                 return;
 431         }
 432
 433         // clear all services
 434
 435         int count=0;
 436
 437         while (!feof(f))
 438         {
 439                 if (!fgets(line, 256, f))
 440                         break;
 441                 if (!strcmp(line, "end\n"))
 442                         break;
 443
 444                 int service_id=-1, dvb_namespace, transport_stream_id=-1, original_network_id=-1, service_type=-1, service_number=-1;
 445                 sscanf(line, "%x:%x:%x:%x:%d:%d", &service_id, &dvb_namespace, &transport_stream_id, &original_network_id, &service_type, &service_number);
 446                 if (service_number == -1)
 447                         continue;
 448                 ePtr<eDVBService> s = new eDVBService;
 449                 eServiceReferenceDVB ref =
 450                                                 eServiceReferenceDVB(
 451                                                 eDVBNamespace(dvb_namespace),
 452                                                 eTransportStreamID(transport_stream_id),
 453                                                 eOriginalNetworkID(original_network_id),
 454                                                 eServiceID(service_id),
 455                                                 service_type);
 456                 count++;
 457                 fgets(line, 256, f);
 458                 if (strlen(line))
 459                         line[strlen(line)-1]=0;
 460
 461                 s->m_service_name = line;
 462                 s->genSortName();
 463
 464                 fgets(line, 256, f);
 465                 if (strlen(line))
 466                         line[strlen(line)-1]=0;
 467                 if (line[1]!=':')       // old ... (only service_provider)
 468                         s->m_provider_name=line;
 469                 else
 470                         parseServiceData(s, line);
 471                 addService(ref, s);
 472         }
 473
 474         eDebug("loaded %d services", count);
 475
 476         fclose(f);
 477 }
 478
 479 void eDVBDB::saveServicelist(const char *file)
 480 {
 481         eDebug("---- saving lame channel db");
 482         FILE *f=fopen(file, "w");
 483         int channels=0, services=0;
 484         if (!f)
 485                 eFatal("couldn't save lame channel db!");
 486         fprintf(f, "eDVB services /4/\n");
 487         fprintf(f, "transponders\n");
 488         for (std::map<eDVBChannelID, channel>::const_iterator i(m_channels.begin());
 489                         i != m_channels.end(); ++i)
 490         {
 491                 const eDVBChannelID &chid = i->first;
 492                 const channel &ch = i->second;
 493
 494                 fprintf(f, "%08x:%04x:%04x\n", chid.dvbnamespace.get(),
 495                                 chid.transport_stream_id.get(), chid.original_network_id.get());
 496                 eDVBFrontendParametersSatellite sat;
 497                 eDVBFrontendParametersTerrestrial ter;
 498                 eDVBFrontendParametersCable cab;
 499                 unsigned int flags;  // flagOnlyFree yet..
 500                 ch.m_frontendParameters->getFlags(flags);
 501                 if (!ch.m_frontendParameters->getDVBS(sat))
 502                 {
 503                         if (sat.system == eDVBFrontendParametersSatellite::System_DVB_S2)
 504                         {
 505                                 fprintf(f, "\ts %d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d\n",
 506                                         sat.frequency, sat.symbol_rate,
 507                                         sat.polarisation, sat.fec,
 508                                         sat.orbital_position > 1800 ? sat.orbital_position - 3600 : sat.orbital_position,
 509                                         sat.inversion,
 510                                         flags,
 511                                         sat.system,
 512                                         sat.modulation,
 513                                         sat.rolloff,
 514                                         sat.pilot);
 515                         }
 516                         else
 517                         {
 518                                 fprintf(f, "\ts %d:%d:%d:%d:%d:%d:%d\n",
 519                                         sat.frequency, sat.symbol_rate,
 520                                         sat.polarisation, sat.fec,
 521                                         sat.orbital_position > 1800 ? sat.orbital_position - 3600 : sat.orbital_position,
 522                                         sat.inversion, flags);
 523                         }
 524                 }
 525                 else if (!ch.m_frontendParameters->getDVBT(ter))
 526                 {
 527                         fprintf(f, "\tt %d:%d:%d:%d:%d:%d:%d:%d:%d:%d\n",
 528                                 ter.frequency, ter.bandwidth, ter.code_rate_HP,
 529                                 ter.code_rate_LP, ter.modulation, ter.transmission_mode,
 530                                 ter.guard_interval, ter.hierarchy, ter.inversion, flags);
 531                 }
 532                 else if (!ch.m_frontendParameters->getDVBC(cab))
 533                 {
 534                         fprintf(f, "\tc %d:%d:%d:%d:%d:%d\n",
 535                                 cab.frequency, cab.symbol_rate, cab.inversion, cab.modulation, cab.fec_inner, flags);
 536                 }
 537                 fprintf(f, "/\n");
 538                 channels++;
 539         }
 540         fprintf(f, "end\nservices\n");
 541
 542         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator i(m_services.begin());
 543                 i != m_services.end(); ++i)
 544         {
 545                 const eServiceReferenceDVB &s = i->first;
 546                 fprintf(f, "%04x:%08x:%04x:%04x:%d:%d\n",
 547                                 s.getServiceID().get(), s.getDVBNamespace().get(),
 548                                 s.getTransportStreamID().get(),s.getOriginalNetworkID().get(),
 549                                 s.getServiceType(),
 550                                 0);
 551
 552                 fprintf(f, "%s\n", i->second->m_service_name.c_str());
 553
 554                 fprintf(f, "p:%s", i->second->m_provider_name.c_str());
 555
 556                 // write cached pids
 557                 for (int x=0; x < eDVBService::cacheMax; ++x)
 558                 {
 559                         int entry = i->second->getCacheEntry((eDVBService::cacheID)x);
 560                         if (entry != -1)
 561                                 fprintf(f, ",c:%02d%04x", x, entry);
 562                 }
 563
 564                 // write cached ca pids
 565                 for (CAID_LIST::const_iterator ca(i->second->m_ca.begin());
 566                         ca != i->second->m_ca.end(); ++ca)
 567                         fprintf(f, ",C:%04x", *ca);
 568
 569                 if (i->second->m_flags)
 570                         fprintf(f, ",f:%x", i->second->m_flags);
 571
 572                 fprintf(f, "\n");
 573                 services++;
 574         }
 575         fprintf(f, "end\nHave a lot of bugs!\n");
 576         eDebug("saved %d channels and %d services!", channels, services);
 577         fclose(f);
 578 }
 579
 580 void eDVBDB::saveServicelist()
 581 {
 582         saveServicelist(CONFIGDIR"/enigma2/lamedb");
 583 }
 584
 585 void eDVBDB::loadBouquet(const char *path)
 586 {
 587         std::string bouquet_name = path;
 588         if (!bouquet_name.length())
 589         {
 590                 eDebug("Bouquet load failed.. no path given..");
 591                 return;
 592         }
 593         size_t pos = bouquet_name.rfind('/');
 594         if ( pos != std::string::npos )
 595                 bouquet_name.erase(0, pos+1);
 596         if (bouquet_name.empty())
 597         {
 598                 eDebug("Bouquet load failed.. no filename given..");
 599                 return;
 600         }
 601         eBouquet &bouquet = m_bouquets[bouquet_name];
 602         bouquet.m_filename = bouquet_name;
 603         std::list<eServiceReference> &list = bouquet.m_services;
 604         list.clear();
 605
 606         std::string p = CONFIGDIR"/enigma2/";
 607         p+=path;
 608         eDebug("loading bouquet... %s", p.c_str());
 609         FILE *fp=fopen(p.c_str(), "rt");
 610         int entries=0;
 611         if (!fp)
 612         {
 613                 struct stat s;
 614                 if ( !stat(path, &s) )
 615                 {
 616                         rename(path, p.c_str() );
 617                         loadBouquet(path);
 618                         return;
 619                 }
 620                 eDebug("failed to open.");
 621                 if ( strstr(path, "bouquets.tv") )
 622                 {
 623                         eDebug("recreate bouquets.tv");
 624                         bouquet.m_bouquet_name="Bouquets (TV)";
 625                         bouquet.flushChanges();
 626                 }
 627                 else if ( strstr(path, "bouquets.radio") )
 628                 {
 629                         eDebug("recreate bouquets.radio");
 630                         bouquet.m_bouquet_name="Bouquets (Radio)";
 631                         bouquet.flushChanges();
 632                 }
 633                 return;
 634         }
 635         char line[256];
 636         bool read_descr=false;
 637         eServiceReference *e = NULL;
 638         while (1)
 639         {
 640                 if (!fgets(line, 256, fp))
 641                         break;
 642                 line[strlen(line)-1]=0;
 643                 if (strlen(line) && line[strlen(line)-1]=='\r')
 644                         line[strlen(line)-1]=0;
 645                 if (!line[0])
 646                         break;
 647                 if (line[0]=='#')
 648                 {
 649                         if (!strncmp(line, "#SERVICE", 8))
 650                         {
 651                                 int offs = line[8] == ':' ? 10 : 9;
 652                                 eServiceReference tmp(line+offs);
 653                                 if (tmp.type != eServiceReference::idDVB)
 654                                 {
 655                                         eDebug("only DVB Bouquets supported");
 656                                         continue;
 657                                 }
 658                                 if ( tmp.flags&eServiceReference::canDescent )
 659                                 {
 660                                         size_t pos = tmp.path.rfind('/');
 661                                         char buf[256];
 662                                         std::string path = tmp.path;
 663                                         if ( pos != std::string::npos )
 664                                                 path.erase(0, pos+1);
 665                                         if (path.empty())
 666                                         {
 667                                                 eDebug("Bouquet load failed.. no filename given..");
 668                                                 continue;
 669                                         }
 670                                         pos = path.find("FROM BOUQUET ");
 671                                         if (pos != std::string::npos)
 672                                         {
 673                                                 char endchr = path[pos+13];
 674                                                 if (endchr != '"')
 675                                                 {
 676                                                         eDebug("ignore invalid bouquet '%s' (only \" are allowed)",
 677                                                                 tmp.toString().c_str());
 678                                                         continue;
 679                                                 }
 680                                                 char *beg = &path[pos+14];
 681                                                 char *end = strchr(beg, endchr);
 682                                                 path.assign(beg, end - beg);
 683                                         }
 684                                         else
 685                                         {
 686                                                 snprintf(buf, 256, "FROM BOUQUET \"%s\" ORDER BY bouquet", path.c_str());
 687                                                 tmp.path = buf;
 688                                         }
 689                                         loadBouquet(path.c_str());
 690                                 }
 691                                 list.push_back(tmp);
 692                                 e = &list.back();
 693                                 read_descr=true;
 694                                 ++entries;
 695                         }
 696                         else if (read_descr && !strncmp(line, "#DESCRIPTION", 12))
 697                         {
 698                                 int offs = line[12] == ':' ? 14 : 13;
 699                                 e->name = line+offs;
 700                                 read_descr=false;
 701                         }
 702                         else if (!strncmp(line, "#NAME ", 6))
 703                                 bouquet.m_bouquet_name=line+6;
 704                         continue;
 705                 }
 706         }
 707         fclose(fp);
 708         eDebug("%d entries in Bouquet %s", entries, bouquet_name.c_str());
 709 }
 710
 711 void eDVBDB::reloadBouquets()
 712 {
 713         m_bouquets.clear();
 714         loadBouquet("bouquets.tv");
 715         loadBouquet("bouquets.radio");
 716 // create default bouquets when missing
 717         if ( m_bouquets.find("userbouquet.favourites.tv") == m_bouquets.end() )
 718         {
 719                 eBouquet &b = m_bouquets["userbouquet.favourites.tv"];
 720                 b.m_filename = "userbouquet.favourites.tv";
 721                 b.m_bouquet_name = "Favourites (TV)";
 722                 b.flushChanges();
 723                 eServiceReference ref;
 724                 memset(ref.data, 0, sizeof(ref.data));
 725                 ref.type=1;
 726                 ref.flags=7;
 727                 ref.data[0]=1;
 728                 ref.path="FROM BOUQUET \"userbouquet.favourites.tv\" ORDER BY bouquet";
 729                 eBouquet &parent = m_bouquets["bouquets.tv"];
 730                 parent.m_services.push_back(ref);
 731                 parent.flushChanges();
 732         }
 733         if ( m_bouquets.find("userbouquet.favourites.radio") == m_bouquets.end() )
 734         {
 735                 eBouquet &b = m_bouquets["userbouquet.favourites.radio"];
 736                 b.m_filename = "userbouquet.favourites.radio";
 737                 b.m_bouquet_name = "Favourites (Radio)";
 738                 b.flushChanges();
 739                 eServiceReference ref;
 740                 memset(ref.data, 0, sizeof(ref.data));
 741                 ref.type=1;
 742                 ref.flags=7;
 743                 ref.data[0]=2;
 744                 ref.path="FROM BOUQUET \"userbouquet.favourites.radio\" ORDER BY bouquet";
 745                 eBouquet &parent = m_bouquets["bouquets.radio"];
 746                 parent.m_services.push_back(ref);
 747                 parent.flushChanges();
 748         }
 749 }
 750
 751 eDVBDB *eDVBDB::instance;
 752
 753 using namespace xmlcc;
 754
 755 eDVBDB::eDVBDB()
 756 {
 757         instance = this;
 758         reloadServicelist();
 759 }
 760
 761 PyObject *eDVBDB::readSatellites(ePyObject sat_list, ePyObject sat_dict, ePyObject tp_dict)
 762 {
 763         if (!PyDict_Check(tp_dict)) {
 764                 PyErr_SetString(PyExc_StandardError,
 765                         "type error");
 766                         eDebug("arg 2 is not a python dict");
 767                 return NULL;
 768         }
 769         else if (!PyDict_Check(sat_dict))
 770         {
 771                 PyErr_SetString(PyExc_StandardError,
 772                         "type error");
 773                         eDebug("arg 1 is not a python dict");
 774                 return NULL;
 775         }
 776         else if (!PyList_Check(sat_list))
 777         {
 778                 PyErr_SetString(PyExc_StandardError,
 779                         "type error");
 780                         eDebug("arg 0 is not a python list");
 781                 return NULL;
 782         }
 783         XMLTree tree;
 784         tree.setFilename("/etc/tuxbox/satellites.xml");
 785         tree.read();
 786         Element *root = tree.getRoot();
 787         if (!root)
 788         {
 789                 eDebug("couldn't open /etc/tuxbox/satellites.xml!!");
 790                 Py_INCREF(Py_False);
 791                 return Py_False;
 792         }
 793         int tmp, *dest = NULL,
 794                 modulation, system, freq, sr, pol, fec, inv, pilot, rolloff, tsid, onid;
 795         char *end_ptr;
 796         const Attribute *at;
 797         std::string name;
 798         const ElementList &root_elements = root->getElementList();
 799         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
 800         {
 801 //              eDebug("element: %s", (*it)->name().c_str());
 802                 const Element *el = *it;
 803                 const ElementList &sat_elements = el->getElementList();
 804                 const AttributeList &sat_attributes = el->getAttributeList();
 805                 ePyObject sat_name;
 806                 ePyObject sat_pos;
 807                 ePyObject sat_flags;
 808                 for (AttributeConstIterator it(sat_attributes.begin()); it != sat_attributes.end(); ++it)
 809                 {
 810 //                      eDebug("\tattr: %s", at->name().c_str());
 811                         at = *it;
 812                         name = at->name();
 813                         if (name == "name")
 814                                 sat_name = PyString_FromString(at->value().c_str());
 815                         else if (name == "flags")
 816                         {
 817                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 818                                 if (!*end_ptr)
 819                                         sat_flags = PyInt_FromLong(tmp);
 820                         }
 821                         else if (name == "position")
 822                         {
 823                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 824                                 if (!*end_ptr)
 825                                 {
 826                                         if (tmp < 0)
 827                                                 tmp = 3600 + tmp;
 828                                         sat_pos = PyInt_FromLong(tmp);
 829                                 }
 830                         }
 831                 }
 832                 if (sat_pos && sat_name)
 833                 {
 834                         ePyObject tplist = PyList_New(0);
 835                         ePyObject tuple = PyTuple_New(3);
 836                         if (!sat_flags)
 837                                 sat_flags = PyInt_FromLong(0);
 838                         PyTuple_SET_ITEM(tuple, 0, sat_pos);
 839                         PyTuple_SET_ITEM(tuple, 1, sat_name);
 840                         PyTuple_SET_ITEM(tuple, 2, sat_flags);
 841                         PyList_Append(sat_list, tuple);
 842                         Py_DECREF(tuple);
 843                         PyDict_SetItem(sat_dict, sat_pos, sat_name);
 844                         PyDict_SetItem(tp_dict, sat_pos, tplist);
 845                         for (ElementConstIterator it(sat_elements.begin()); it != sat_elements.end(); ++it)
 846                         {
 847                                 //eDebug("\telement: %s", (*it)->name().c_str());
 848                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
 849                                 AttributeConstIterator end = tp_attributes.end();
 850                                 modulation = eDVBFrontendParametersSatellite::Modulation_QPSK;
 851                                 system = eDVBFrontendParametersSatellite::System_DVB_S;
 852                                 freq = 0;
 853                                 sr = 0;
 854                                 pol = -1;
 855                                 fec = eDVBFrontendParametersSatellite::FEC_Auto;
 856                                 inv = eDVBFrontendParametersSatellite::Inversion_Unknown;
 857                                 pilot = eDVBFrontendParametersSatellite::Pilot_Unknown;
 858                                 rolloff = eDVBFrontendParametersSatellite::RollOff_alpha_0_35;
 859                                 tsid = -1;
 860                                 onid = -1;
 861
 862                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
 863                                 {
 864                                         at = *it;
 865                                         //eDebug("\t\tattr: %s", at->name().c_str());
 866                                         name = at->name();
 867                                         if (name == "modulation") dest = &modulation;
 868                                         else if (name == "system") dest = &system;
 869                                         else if (name == "frequency") dest = &freq;
 870                                         else if (name == "symbol_rate") dest = &sr;
 871                                         else if (name == "polarization") dest = &pol;
 872                                         else if (name == "fec_inner") dest = &fec;
 873                                         else if (name == "inversion") dest = &inv;
 874                                         else if (name == "rolloff") dest = &rolloff;
 875                                         else if (name == "pilot") dest = &pilot;
 876                                         else if (name == "tsid") dest = &tsid;
 877                                         else if (name == "onid") dest = &onid;
 878                                         else continue;
 879                                         if (dest)
 880                                         {
 881                                                 //eDebug("\t\t\tvalue: %s", at->value().c_str());
 882                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 883                                                 if (!*end_ptr)
 884                                                         *dest = tmp;
 885                                         }
 886                                 }
 887                                 if (freq && sr && pol != -1)
 888                                 {
 889                                         tuple = PyTuple_New(12);
 890                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(0));
 891                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
 892                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(sr));
 893                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(pol));
 894                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(fec));
 895                                         PyTuple_SET_ITEM(tuple, 5, PyInt_FromLong(system));
 896                                         PyTuple_SET_ITEM(tuple, 6, PyInt_FromLong(modulation));
 897                                         PyTuple_SET_ITEM(tuple, 7, PyInt_FromLong(inv));
 898                                         PyTuple_SET_ITEM(tuple, 8, PyInt_FromLong(rolloff));
 899                                         PyTuple_SET_ITEM(tuple, 9, PyInt_FromLong(pilot));
 900                                         PyTuple_SET_ITEM(tuple, 10, PyInt_FromLong(tsid));
 901                                         PyTuple_SET_ITEM(tuple, 11, PyInt_FromLong(onid));
 902                                         PyList_Append(tplist, tuple);
 903                                         Py_DECREF(tuple);
 904                                 }
 905                         }
 906                         Py_DECREF(tplist);
 907                 }
 908                 else
 909                 {
 910                         if (sat_pos)
 911                                 Py_DECREF(sat_pos);
 912                         if (sat_name)
 913                                 Py_DECREF(sat_name);
 914                         if (sat_flags)
 915                                 Py_DECREF(sat_flags);
 916                 }
 917         }
 918         Py_INCREF(Py_True);
 919         return Py_True;
 920 }
 921
 922 PyObject *eDVBDB::readCables(ePyObject cab_list, ePyObject tp_dict)
 923 {
 924         if (!PyDict_Check(tp_dict)) {
 925                 PyErr_SetString(PyExc_StandardError,
 926                         "type error");
 927                         eDebug("arg 1 is not a python dict");
 928                 return NULL;
 929         }
 930         else if (!PyList_Check(cab_list))
 931         {
 932                 PyErr_SetString(PyExc_StandardError,
 933                         "type error");
 934                         eDebug("arg 0 is not a python list");
 935                 return NULL;
 936         }
 937         XMLTree tree;
 938         tree.setFilename("/etc/tuxbox/cables.xml");
 939         tree.read();
 940         Element *root = tree.getRoot();
 941         if (!root)
 942         {
 943                 eDebug("couldn't open /etc/tuxbox/cables.xml!!");
 944                 Py_INCREF(Py_False);
 945                 return Py_False;
 946         }
 947         const Attribute *at;
 948         int tmp, *dest,
 949                 modulation, fec, freq, sr;
 950         std::string name;
 951         char *end_ptr;
 952         const ElementList &root_elements = root->getElementList();
 953         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
 954         {
 955 //              eDebug("element: %s", el->name().c_str());
 956                 const Element *el = *it;
 957                 const ElementList &cab_elements = el->getElementList();
 958                 const AttributeList &cab_attributes = el->getAttributeList();
 959                 ePyObject cab_name;
 960                 ePyObject cab_flags;
 961                 for (AttributeConstIterator it(cab_attributes.begin()); it != cab_attributes.end(); ++it)
 962                 {
 963 //                      eDebug("\tattr: %s", at->name().c_str());
 964                         at = *it;
 965                         name = at->name();
 966                         if (name == "name")
 967                                 cab_name = PyString_FromString(at->value().c_str());
 968                         else if (name == "flags")
 969                         {
 970                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 971                                 if (!*end_ptr)
 972                                         cab_flags = PyInt_FromLong(tmp);
 973                         }
 974                 }
 975                 if (cab_name)
 976                 {
 977                         ePyObject tplist = PyList_New(0);
 978                         ePyObject tuple = PyTuple_New(2);
 979                         if (!cab_flags)
 980                                 cab_flags = PyInt_FromLong(0);
 981                         PyTuple_SET_ITEM(tuple, 0, cab_name);
 982                         PyTuple_SET_ITEM(tuple, 1, cab_flags);
 983                         PyList_Append(cab_list, tuple);
 984                         Py_DECREF(tuple);
 985                         PyDict_SetItem(tp_dict, cab_name, tplist);
 986                         for (ElementConstIterator it(cab_elements.begin()); it != cab_elements.end(); ++it)
 987                         {
 988 //                              eDebug("\telement: %s", (*it)->name().c_str());
 989                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
 990                                 AttributeConstIterator end = tp_attributes.end();
 991                                 modulation = eDVBFrontendParametersCable::Modulation_QAM64;
 992                                 fec = eDVBFrontendParametersCable::FEC_Auto;
 993                                 freq = 0;
 994                                 sr = 0;
 995                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
 996                                 {
 997 //                                      eDebug("\t\tattr: %s", at->name().c_str());
 998                                         at = *it;
 999                                         dest = 0;
1000                                         name = at->name();
1001                                         if (name == "modulation") dest = &modulation;
1002                                         else if (name == "frequency") dest = &freq;
1003                                         else if (name == "symbol_rate") dest = &sr;
1004                                         else if (name == "fec_inner") dest = &fec;
1005                                         else continue;
1006                                         if (dest)
1007                                         {
1008                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1009                                                 if (!*end_ptr)
1010                                                         *dest = tmp;
1011                                         }
1012                                 }
1013                                 if (freq && sr)
1014                                 {
1015                                         while (freq > 999999)
1016                                                 freq /= 10;
1017                                         tuple = PyTuple_New(5);
1018                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(1));
1019                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
1020                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(sr));
1021                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(modulation));
1022                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(fec));
1023                                         PyList_Append(tplist, tuple);
1024                                         Py_DECREF(tuple);
1025                                 }
1026                         }
1027                         Py_DECREF(tplist);
1028                 }
1029                 else if (cab_flags)
1030                         Py_DECREF(cab_flags);
1031         }
1032         Py_INCREF(Py_True);
1033         return Py_True;
1034 }
1035
1036 PyObject *eDVBDB::readTerrestrials(ePyObject ter_list, ePyObject tp_dict)
1037 {
1038         if (!PyDict_Check(tp_dict)) {
1039                 PyErr_SetString(PyExc_StandardError,
1040                         "type error");
1041                         eDebug("arg 1 is not a python dict");
1042                 return NULL;
1043         }
1044         else if (!PyList_Check(ter_list))
1045         {
1046                 PyErr_SetString(PyExc_StandardError,
1047                         "type error");
1048                         eDebug("arg 0 is not a python list");
1049                 return NULL;
1050         }
1051         XMLTree tree;
1052         tree.setFilename("/etc/tuxbox/terrestrial.xml");
1053         tree.read();
1054         Element *root = tree.getRoot();
1055         if (!root)
1056         {
1057                 eDebug("couldn't open /etc/tuxbox/terrestrial.xml!!");
1058                 Py_INCREF(Py_False);
1059                 return Py_False;
1060         }
1061         const Attribute *at;
1062         std::string name;
1063         int tmp, *dest,
1064                 freq, bw, constellation, crh = 5, crl = 5, guard = 4, transm, hierarchy, inv = 2;
1065         char *end_ptr;
1066         const ElementList &root_elements = root->getElementList();
1067         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
1068         {
1069 //              eDebug("element: %s", el->name().c_str());
1070                 const Element *el = *it;
1071                 const ElementList &ter_elements = el->getElementList();
1072                 const AttributeList &ter_attributes = el->getAttributeList();
1073                 ePyObject ter_name;
1074                 ePyObject ter_flags;
1075                 for (AttributeConstIterator it(ter_attributes.begin()); it != ter_attributes.end(); ++it)
1076                 {
1077 //                      eDebug("\tattr: %s", at->name().c_str());
1078                         at = *it;
1079                         name = at->name();
1080                         if (name == "name")
1081                                 ter_name = PyString_FromString(at->value().c_str());
1082                         else if (name == "flags")
1083                         {
1084                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1085                                 if (!*end_ptr)
1086                                         ter_flags = PyInt_FromLong(tmp);
1087                         }
1088                 }
1089                 if (ter_name)
1090                 {
1091                         ePyObject tplist = PyList_New(0);
1092                         ePyObject tuple = PyTuple_New(2);
1093                         if (!ter_flags)
1094                                 ter_flags = PyInt_FromLong(0);
1095                         PyTuple_SET_ITEM(tuple, 0, ter_name);
1096                         PyTuple_SET_ITEM(tuple, 1, ter_flags);
1097                         PyList_Append(ter_list, tuple);
1098                         Py_DECREF(tuple);
1099                         PyDict_SetItem(tp_dict, ter_name, tplist);
1100                         for (ElementConstIterator it(ter_elements.begin()); it != ter_elements.end(); ++it)
1101                         {
1102 //                              eDebug("\telement: %s", (*it)->name().c_str());
1103                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
1104                                 AttributeConstIterator end = tp_attributes.end();
1105                                 freq = 0;
1106                                 bw = eDVBFrontendParametersTerrestrial::Bandwidth_Auto;
1107                                 constellation = eDVBFrontendParametersTerrestrial::Modulation_Auto;
1108                                 crh = eDVBFrontendParametersTerrestrial::FEC_Auto;
1109                                 crl = eDVBFrontendParametersTerrestrial::FEC_Auto;
1110                                 guard = eDVBFrontendParametersTerrestrial::GuardInterval_Auto;
1111                                 transm = eDVBFrontendParametersTerrestrial::TransmissionMode_Auto;
1112                                 hierarchy = eDVBFrontendParametersTerrestrial::Hierarchy_Auto;
1113                                 inv = eDVBFrontendParametersTerrestrial::Inversion_Unknown;
1114                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
1115                                 {
1116 //                                      eDebug("\t\tattr: %s", at->name().c_str());
1117                                         at = *it;
1118                                         dest = 0;
1119                                         name = at->name();
1120                                         if (name == "centre_frequency") dest = &freq;
1121                                         else if (name == "bandwidth") dest = &bw;
1122                                         else if (name == "constellation") dest = &constellation;
1123                                         else if (name == "code_rate_hp") dest = &crh;
1124                                         else if (name == "code_rate_lp") dest = &crl;
1125                                         else if (name == "guard_interval") dest = &guard;
1126                                         else if (name == "transmission_mode") dest = &transm;
1127                                         else if (name == "hierarchy_information") dest = &hierarchy;
1128                                         else if (name == "inversion") dest = &inv;
1129                                         else continue;
1130                                         if (dest)
1131                                         {
1132                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1133                                                 if (!*end_ptr)
1134                                                         *dest = tmp;
1135                                         }
1136                                 }
1137                                 if (freq)
1138                                 {
1139                                         if (crh > 5) // our terrestrial.xml is buggy... 6 for AUTO
1140                                                 crh = 5;
1141                                         if (crl > 5) // our terrestrial.xml is buggy... 6 for AUTO
1142                                                 crl = 5;
1143                                         tuple = PyTuple_New(10);
1144                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(2));
1145                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
1146                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(bw));
1147                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(constellation));
1148                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(crh));
1149                                         PyTuple_SET_ITEM(tuple, 5, PyInt_FromLong(crl));
1150                                         PyTuple_SET_ITEM(tuple, 6, PyInt_FromLong(guard));
1151                                         PyTuple_SET_ITEM(tuple, 7, PyInt_FromLong(transm));
1152                                         PyTuple_SET_ITEM(tuple, 8, PyInt_FromLong(hierarchy));
1153                                         PyTuple_SET_ITEM(tuple, 9, PyInt_FromLong(inv));
1154                                         PyList_Append(tplist, tuple);
1155                                         Py_DECREF(tuple);
1156                                 }
1157                         }
1158                         Py_DECREF(tplist);
1159                 }
1160                 else if (ter_flags)
1161                         Py_DECREF(ter_flags);
1162         }
1163         Py_INCREF(Py_True);
1164         return Py_True;
1165 }
1166
1167 eDVBDB::~eDVBDB()
1168 {
1169         instance=NULL;
1170 }
1171
1172 RESULT eDVBDB::removeService(const eServiceReference &ref)
1173 {
1174         if (ref.type == eServiceReference::idDVB)
1175         {
1176                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1177                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1178                 if (it != m_services.end())
1179                 {
1180                         m_services.erase(it);
1181                         return 0;
1182                 }
1183         }
1184         return -1;
1185 }
1186
1187 RESULT eDVBDB::removeServices(int dvb_namespace, int tsid, int onid, unsigned int orb_pos)
1188 {
1189         return removeServices(eDVBChannelID(eDVBNamespace(dvb_namespace), eTransportStreamID(tsid), eOriginalNetworkID(onid)), orb_pos);
1190 }
1191
1192 RESULT eDVBDB::removeServices(eDVBChannelID chid, unsigned int orbpos)
1193 {
1194         RESULT ret=-1;
1195         eDVBNamespace eNs;
1196         eTransportStreamID eTsid;
1197         eOriginalNetworkID eOnid;
1198         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1199         std::set<eDVBChannelID> removed_chids;
1200         while (it != m_channels.end())
1201         {
1202                 const eDVBChannelID &ch = it->first;
1203                 bool remove=true;
1204                 int system;
1205                 it->second.m_frontendParameters->getSystem(system);
1206                 if ( system == iDVBFrontend::feSatellite )
1207                 {
1208                         eDVBFrontendParametersSatellite sat;
1209                         it->second.m_frontendParameters->getDVBS(sat);
1210                         if ((unsigned int)sat.orbital_position != orbpos)
1211                                 remove=false;
1212                 }
1213                 if ( remove && chid.dvbnamespace != eNs ) // namespace given?
1214                 {
1215                         if ( system == iDVBFrontend::feCable && chid.dvbnamespace.get() == (int)0xFFFF0000 )
1216                                 ;
1217                         else if ( system == iDVBFrontend::feTerrestrial && chid.dvbnamespace.get() == (int)0xEEEE0000 )
1218                                 ;
1219                         else if ( chid.dvbnamespace != ch.dvbnamespace )
1220                                 remove=false;
1221                 }
1222                 else if ( system == iDVBFrontend::feCable || system == iDVBFrontend::feTerrestrial )
1223                         remove=false;
1224                 if ( remove && chid.original_network_id != eOnid && chid.original_network_id != ch.original_network_id )
1225                         remove=false;
1226                 if ( remove && chid.transport_stream_id != eTsid && chid.transport_stream_id != ch.transport_stream_id )
1227                         remove=false;
1228                 if ( remove )
1229                 {
1230                         eDebug("remove %08x %04x %04x",
1231                                 ch.dvbnamespace.get(),
1232                                 ch.original_network_id.get(),
1233                                 ch.transport_stream_id.get());
1234                         removed_chids.insert(it->first);
1235                         m_channels.erase(it++);
1236                 }
1237                 else
1238                         ++it;
1239         }
1240         if (!removed_chids.empty())
1241         {
1242                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1243                 while(service != m_services.end())
1244                 {
1245                         eDVBChannelID chid;
1246                         service->first.getChannelID(chid);
1247                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1248                         if (it != removed_chids.end())
1249                                 m_services.erase(service++);
1250                         else
1251                                 ++service;
1252                         ret=0;
1253                 }
1254         }
1255         return ret;
1256 }
1257
1258 RESULT eDVBDB::removeServices(iDVBFrontendParameters *feparm)
1259 {
1260         int ret = -1;
1261         std::set<eDVBChannelID> removed_chids;
1262         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1263         while (it != m_channels.end())
1264         {
1265                 int diff;
1266                 if (!feparm->calculateDifference(&(*it->second.m_frontendParameters), diff, false))
1267                 {
1268                         if (diff < 4000)
1269                         {
1270                                 removed_chids.insert(it->first);
1271                                 m_channels.erase(it++);
1272                         }
1273                         else
1274                                 ++it;
1275                 }
1276                 else
1277                         ++it;
1278         }
1279         if (!removed_chids.empty())
1280         {
1281                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1282                 while(service != m_services.end())
1283                 {
1284                         eDVBChannelID chid;
1285                         service->first.getChannelID(chid);
1286                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1287                         if (it != removed_chids.end())
1288                                 m_services.erase(service++);
1289                         else
1290                                 ++service;
1291                 }
1292                 ret = 0;
1293         }
1294         return ret;
1295 }
1296
1297 RESULT eDVBDB::addFlag(const eServiceReference &ref, unsigned int flagmask)
1298 {
1299         if (ref.type == eServiceReference::idDVB)
1300         {
1301                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1302                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1303                 if (it != m_services.end())
1304                         it->second->m_flags |= ~flagmask;
1305                 return 0;
1306         }
1307         return -1;
1308 }
1309
1310 RESULT eDVBDB::removeFlag(const eServiceReference &ref, unsigned int flagmask)
1311 {
1312         if (ref.type == eServiceReference::idDVB)
1313         {
1314                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1315                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1316                 if (it != m_services.end())
1317                         it->second->m_flags &= ~flagmask;
1318                 return 0;
1319         }
1320         return -1;
1321 }
1322
1323 RESULT eDVBDB::removeFlags(unsigned int flagmask, int dvb_namespace, int tsid, int onid, unsigned int orb_pos)
1324 {
1325         return removeFlags(flagmask, eDVBChannelID(eDVBNamespace(dvb_namespace), eTransportStreamID(tsid), eOriginalNetworkID(onid)), orb_pos);
1326 }
1327
1328 RESULT eDVBDB::removeFlags(unsigned int flagmask, eDVBChannelID chid, unsigned int orbpos)
1329 {
1330         eDVBNamespace eNs;
1331         eTransportStreamID eTsid;
1332         eOriginalNetworkID eOnid;
1333         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1334         std::set<eDVBChannelID> removed_chids;
1335         while (it != m_channels.end())
1336         {
1337                 const eDVBChannelID &ch = it->first;
1338                 bool remove=true;
1339                 int system;
1340                 it->second.m_frontendParameters->getSystem(system);
1341                 if ( orbpos != 0xFFFFFFFF && system == iDVBFrontend::feSatellite )
1342                 {
1343                         eDVBFrontendParametersSatellite sat;
1344                         it->second.m_frontendParameters->getDVBS(sat);
1345                         if ((unsigned int)sat.orbital_position != orbpos)
1346                                 remove=false;
1347                 }
1348                 if ( remove && chid.dvbnamespace != eNs )
1349                 {
1350                         if (system == iDVBFrontend::feCable && chid.dvbnamespace.get() == (int)0xFFFF0000)
1351                                 ;
1352                         else if (system == iDVBFrontend::feTerrestrial && chid.dvbnamespace.get() == (int)0xEEEE0000)
1353                                 ;
1354                         else if ( chid.dvbnamespace != ch.dvbnamespace )
1355                                 remove=false;
1356                 }
1357                 if ( remove && chid.original_network_id != eOnid && chid.original_network_id != ch.original_network_id )
1358                         remove=false;
1359                 if ( remove && chid.transport_stream_id != eTsid && chid.transport_stream_id != ch.transport_stream_id )
1360                         remove=false;
1361                 if ( remove )
1362                         removed_chids.insert(it->first);
1363                 ++it;
1364         }
1365         if (!removed_chids.empty())
1366         {
1367                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1368                 while(service != m_services.end())
1369                 {
1370                         eDVBChannelID chid;
1371                         service->first.getChannelID(chid);
1372                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1373                         if (it != removed_chids.end())
1374                                 service->second->m_flags &= ~flagmask;
1375                         ++service;
1376                 }
1377         }
1378         return 0;
1379 }
1380
1381 RESULT eDVBDB::addChannelToList(const eDVBChannelID &id, iDVBFrontendParameters *feparm)
1382 {
1383         channel ch;
1384         std::map<eDVBChannelID, channel>::iterator it = m_channels.find(id);
1385         ASSERT(feparm);
1386         ch.m_frontendParameters = feparm;
1387         if (it != m_channels.end())
1388                 it->second = ch;
1389         else
1390                 m_channels.insert(std::pair<eDVBChannelID, channel>(id, ch));
1391         return 0;
1392 }
1393
1394 RESULT eDVBDB::removeChannel(const eDVBChannelID &id)
1395 {
1396         m_channels.erase(id);
1397         return 0;
1398 }
1399
1400 RESULT eDVBDB::getChannelFrontendData(const eDVBChannelID &id, ePtr<iDVBFrontendParameters> &parm)
1401 {
1402         std::map<eDVBChannelID, channel>::iterator i = m_channels.find(id);
1403         if (i == m_channels.end())
1404         {
1405                 parm = 0;
1406                 return -ENOENT;
1407         }
1408         parm = i->second.m_frontendParameters;
1409         return 0;
1410 }
1411
1412 RESULT eDVBDB::addService(const eServiceReferenceDVB &serviceref, eDVBService *service)
1413 {
1414         std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(serviceref));
1415         if (it == m_services.end())
1416                 m_services.insert(std::pair<eServiceReferenceDVB, ePtr<eDVBService> >(serviceref, service));
1417         return 0;
1418 }
1419
1420 RESULT eDVBDB::getService(const eServiceReferenceDVB &reference, ePtr<eDVBService> &service)
1421 {
1422         std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator i;
1423         i = m_services.find(reference);
1424         if (i == m_services.end())
1425         {
1426                 service = 0;
1427                 return -ENOENT;
1428         }
1429         service = i->second;
1430         return 0;
1431 }
1432
1433 RESULT eDVBDB::flush()
1434 {
1435         saveServicelist();
1436         return 0;
1437 }
1438
1439 RESULT eDVBDB::getBouquet(const eServiceReference &ref, eBouquet* &bouquet)
1440 {
1441         std::string str = ref.path;
1442         if (str.empty())
1443         {
1444                 eDebug("getBouquet failed.. no path given!");
1445                 return -1;
1446         }
1447         size_t pos = str.find("FROM BOUQUET \"");
1448         if ( pos != std::string::npos )
1449         {
1450                 str.erase(0, pos+14);
1451                 pos = str.find('"');
1452                 if ( pos != std::string::npos )
1453                         str.erase(pos);
1454                 else
1455                         str.clear();
1456         }
1457         if (str.empty())
1458         {
1459                 eDebug("getBouquet failed.. couldn't parse bouquet name");
1460                 return -1;
1461         }
1462         std::map<std::string, eBouquet>::iterator i =
1463                 m_bouquets.find(str);
1464         if (i == m_bouquets.end())
1465         {
1466                 bouquet = 0;
1467                 return -ENOENT;
1468         }
1469         bouquet = &i->second;
1470         return 0;
1471 }
1472
1473 RESULT eDVBDB::startQuery(ePtr<iDVBChannelListQuery> &query, eDVBChannelQuery *q, const eServiceReference &source)
1474 {
1475         if ( source.path.find("FROM") != std::string::npos )
1476         {
1477                 if ( source.path.find("BOUQUET") != std::string::npos )
1478                         query = new eDVBDBBouquetQuery(this, source, q);
1479                 else if ( source.path.find("SATELLITES") != std::string::npos )
1480                         query = new eDVBDBSatellitesQuery(this, source, q);
1481                 else if ( source.path.find("PROVIDERS") != std::string::npos )
1482                         query = new eDVBDBProvidersQuery(this, source, q);
1483                 else
1484                         eFatal("invalid query %s", source.toString().c_str());
1485         }
1486         else
1487                 query = new eDVBDBQuery(this, source, q);
1488         return 0;
1489 }
1490
1491 eServiceReference eDVBDB::searchReference(int tsid, int onid, int sid)
1492 {
1493         eServiceID Sid(sid);
1494         eTransportStreamID Tsid(tsid);
1495         eOriginalNetworkID Onid(onid);
1496         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator sit(m_services.begin());
1497                 sit != m_services.end(); ++sit)
1498         {
1499                 if (sit->first.getTransportStreamID() == Tsid &&
1500                         sit->first.getOriginalNetworkID() == Onid &&
1501                         sit->first.getServiceID() == Sid)
1502                         return sit->first;
1503         }
1504         return eServiceReference();
1505 }
1506
1507 DEFINE_REF(eDVBDBQueryBase);
1508
1509 eDVBDBQueryBase::eDVBDBQueryBase(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1510         :m_db(db), m_query(query), m_source(source)
1511 {
1512 }
1513
1514 int eDVBDBQueryBase::compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b)
1515 {
1516         ePtr<eDVBService> a_service, b_service;
1517         int sortmode = m_query ? m_query->m_sort : eDVBChannelQuery::tName;
1518
1519         if ((sortmode == eDVBChannelQuery::tName) || (sortmode == eDVBChannelQuery::tProvider))
1520         {
1521                 if (a.name.empty() && m_db->getService(a, a_service))
1522                         return 1;
1523                 if (b.name.empty() && m_db->getService(b, b_service))
1524                         return 1;
1525         }
1526
1527         switch (sortmode)
1528         {
1529         case eDVBChannelQuery::tName:
1530                 if (a_service)
1531                 {
1532                         if (b_service)
1533                                 return a_service->m_service_name_sort < b_service->m_service_name_sort;
1534                         else
1535                         {
1536                                 std::string str = b.name;
1537                                 makeUpper(str);
1538                                 return a_service->m_service_name_sort < str;
1539                         }
1540                 }
1541                 else if (b_service)
1542                 {
1543                         std::string str = a.name;
1544                         makeUpper(str);
1545                         return str < b_service->m_service_name_sort;
1546                 }
1547                 else
1548                 {
1549                         std::string aa = a.name, bb = b.name;
1550                         makeUpper(aa);
1551                         makeUpper(bb);
1552                         return aa < bb;
1553                 }
1554         case eDVBChannelQuery::tProvider:
1555                 return a_service->m_provider_name < b_service->m_provider_name;
1556         case eDVBChannelQuery::tType:
1557                 return a.getServiceType() < b.getServiceType();
1558         case eDVBChannelQuery::tBouquet:
1559                 return 0;
1560         case eDVBChannelQuery::tSatellitePosition:
1561                 return (a.getDVBNamespace().get() >> 16) < (b.getDVBNamespace().get() >> 16);
1562         default:
1563                 return 1;
1564         }
1565         return 0;
1566 }
1567
1568 eDVBDBQuery::eDVBDBQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1569         :eDVBDBQueryBase(db, source, query)
1570 {
1571         m_cursor = m_db->m_services.begin();
1572 }
1573
1574 RESULT eDVBDBQuery::getNextResult(eServiceReferenceDVB &ref)
1575 {
1576         while (m_cursor != m_db->m_services.end())
1577         {
1578                 ePtr<eDVBService> service = m_cursor->second;
1579                 if (service->isHidden())
1580                         ++m_cursor;
1581                 else
1582                 {
1583                         ref = m_cursor->first;
1584
1585                         int res = (!m_query) || service->checkFilter(ref, *m_query);
1586
1587                         ++m_cursor;
1588
1589                         if (res)
1590                                 return 0;
1591                 }
1592         }
1593
1594         ref.type = eServiceReference::idInvalid;
1595
1596         return 1;
1597 }
1598
1599 eDVBDBBouquetQuery::eDVBDBBouquetQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1600         :eDVBDBQueryBase(db, source, query), m_cursor(db->m_bouquets[query->m_bouquet_name].m_services.begin())
1601 {
1602 }
1603
1604 RESULT eDVBDBBouquetQuery::getNextResult(eServiceReferenceDVB &ref)
1605 {
1606         eBouquet &bouquet = m_db->m_bouquets[m_query->m_bouquet_name];
1607         std::list<eServiceReference> &list = bouquet.m_services;
1608         while (m_cursor != list.end())
1609         {
1610                 ref = *((eServiceReferenceDVB*)&(*m_cursor));
1611
1612                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it =
1613                         m_db->m_services.find(ref);
1614
1615                 int res = (!m_query) || it == m_db->m_services.end() || !(it->second->isHidden() && it->second->checkFilter(ref, *m_query));
1616
1617                 ++m_cursor;
1618
1619                 if (res)
1620                         return 0;
1621         }
1622
1623         ref.type = eServiceReference::idInvalid;
1624
1625         return 1;
1626 }
1627
1628 eDVBDBListQuery::eDVBDBListQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1629         :eDVBDBQueryBase(db, source, query), m_cursor(m_list.end())
1630 {
1631 }
1632
1633 RESULT eDVBDBListQuery::getNextResult(eServiceReferenceDVB &ref)
1634 {
1635         if (m_cursor != m_list.end())
1636         {
1637                 ref = *m_cursor++;
1638                 return 0;
1639         }
1640         ref.type = eServiceReference::idInvalid;
1641         return 1;
1642 }
1643
1644 int eDVBDBListQuery::compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b)
1645 {
1646         if ( m_query->m_sort == eDVBChannelQuery::tSatellitePosition )
1647         {
1648                 int x = (a.getDVBNamespace().get() >> 16);
1649                 int y = (b.getDVBNamespace().get() >> 16);
1650                 if ( x > 1800 )
1651                         x -= 3600;
1652                 if ( y > 1800 )
1653                         y -= 3600;
1654                 return x < y;
1655         }
1656         std::string aa = a.name, bb = b.name;
1657         makeUpper(aa);
1658         makeUpper(bb);
1659         return aa < bb;
1660 }
1661
1662 eDVBDBSatellitesQuery::eDVBDBSatellitesQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1663         :eDVBDBListQuery(db, source, query)
1664 {
1665         std::set<unsigned int> found;
1666         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_db->m_services.begin());
1667                 it != m_db->m_services.end(); ++it)
1668         {
1669                 int res = !it->second->isHidden() && it->second->checkFilter(it->first, *query);
1670                 if (res)
1671                 {
1672                         unsigned int dvbnamespace = it->first.getDVBNamespace().get()&0xFFFF0000;
1673                         if (found.find(dvbnamespace) == found.end())
1674                         {
1675                                 found.insert(dvbnamespace);
1676                                 eServiceReferenceDVB ref;
1677                                 ref.setDVBNamespace(dvbnamespace);
1678                                 ref.flags=eServiceReference::flagDirectory;
1679                                 char buf[128];
1680                                 snprintf(buf, 128, "(satellitePosition == %d) && ", dvbnamespace>>16);
1681
1682                                 ref.path=buf+source.path;
1683                                 unsigned int pos=ref.path.find("FROM");
1684                                 ref.path.erase(pos);
1685                                 ref.path+="ORDER BY name";
1686 //                              eDebug("ref.path now %s", ref.path.c_str());
1687                                 m_list.push_back(ref);
1688
1689                                 ref.path=buf+source.path;
1690                                 pos=ref.path.find("FROM");
1691                                 ref.path.erase(pos+5);
1692                                 ref.path+="PROVIDERS ORDER BY name";
1693 //                              eDebug("ref.path now %s", ref.path.c_str());
1694                                 m_list.push_back(ref);
1695
1696                                 snprintf(buf, 128, "(satellitePosition == %d) && (flags == %d) && ", dvbnamespace>>16, eDVBService::dxNewFound);
1697                                 ref.path=buf+source.path;
1698                                 pos=ref.path.find("FROM");
1699                                 ref.path.erase(pos);
1700                                 ref.path+="ORDER BY name";
1701 //                              eDebug("ref.path now %s", ref.path.c_str());
1702                                 m_list.push_back(ref);
1703                         }
1704                 }
1705         }
1706         m_cursor=m_list.begin();
1707 }
1708
1709 eDVBDBProvidersQuery::eDVBDBProvidersQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1710         :eDVBDBListQuery(db, source, query)
1711 {
1712         std::set<std::string> found;
1713         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_db->m_services.begin());
1714                 it != m_db->m_services.end(); ++it)
1715         {
1716                 int res = !it->second->isHidden() && it->second->checkFilter(it->first, *query);
1717                 if (res)
1718                 {
1719                         const char *provider_name = it->second->m_provider_name.length() ?
1720                                 it->second->m_provider_name.c_str() :
1721                                 "Unknown";
1722                         if (found.find(std::string(provider_name)) == found.end())
1723                         {
1724                                 found.insert(std::string(provider_name));
1725                                 eServiceReferenceDVB ref;
1726                                 char buf[64];
1727                                 ref.name=provider_name;
1728                                 snprintf(buf, 64, "(provider == \"%s\") && ", provider_name);
1729                                 ref.path=buf+source.path;
1730                                 unsigned int pos = ref.path.find("FROM");
1731                                 ref.flags=eServiceReference::flagDirectory;
1732                                 ref.path.erase(pos);
1733                                 ref.path+="ORDER BY name";
1734 //                              eDebug("ref.path now %s", ref.path.c_str());
1735                                 m_list.push_back(ref);
1736                         }
1737                 }
1738         }
1739         m_cursor=m_list.begin();
1740 }
1741
1742 /* (<name|provider|type|bouquet|satpos|chid> <==|...> <"string"|int>)[||,&& (..)] */
1743
1744 static int decodeType(const std::string &type)
1745 {
1746         if (type == "name")
1747                 return eDVBChannelQuery::tName;
1748         else if (type == "provider")
1749                 return eDVBChannelQuery::tProvider;
1750         else if (type == "type")
1751                 return eDVBChannelQuery::tType;
1752         else if (type == "bouquet")
1753                 return eDVBChannelQuery::tBouquet;
1754         else if (type == "satellitePosition")
1755                 return eDVBChannelQuery::tSatellitePosition;
1756         else if (type == "channelID")
1757                 return eDVBChannelQuery::tChannelID;
1758         else if (type == "flags")
1759                 return eDVBChannelQuery::tFlags;
1760         else
1761                 return -1;
1762 }
1763
1764         /* never, NEVER write a parser in C++! */
1765 RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::const_iterator begin, std::list<std::string>::const_iterator end)
1766 {
1767         std::list<std::string>::const_iterator end_of_exp;
1768
1769         if (begin == end)
1770                 return 0;
1771
1772         if (*begin == "(")
1773         {
1774                 end_of_exp = begin;
1775                 while (end_of_exp != end)
1776                         if (*end_of_exp == ")")
1777                                 break;
1778                         else
1779                                 ++end_of_exp;
1780
1781                 if (end_of_exp == end)
1782                 {
1783                         eDebug("expression parse: end of expression while searching for closing brace");
1784                         return -1;
1785                 }
1786
1787                 ++begin;
1788                 // begin..end_of_exp
1789                 int r = parseExpression(res, begin, end_of_exp);
1790                 if (r)
1791                         return r;
1792                 ++end_of_exp;
1793
1794                         /* we had only one sub expression */
1795                 if (end_of_exp == end)
1796                 {
1797 //                      eDebug("only one sub expression");
1798                         return 0;
1799                 }
1800
1801                         /* otherwise we have an operator here.. */
1802
1803                 ePtr<eDVBChannelQuery> r2 = res;
1804                 res = new eDVBChannelQuery();
1805                 res->m_sort = 0;
1806                 res->m_p1 = r2;
1807                 res->m_inverse = 0;
1808                 r2 = 0;
1809
1810                 if (*end_of_exp == "||")
1811                         res->m_type = eDVBChannelQuery::tOR;
1812                 else if (*end_of_exp == "&&")
1813                         res->m_type = eDVBChannelQuery::tAND;
1814                 else
1815                 {
1816                         eDebug("found operator %s, but only && and || are allowed!", end_of_exp->c_str());
1817                         res = 0;
1818                         return 1;
1819                 }
1820
1821                 ++end_of_exp;
1822
1823                 return parseExpression(res->m_p2, end_of_exp, end);
1824         }
1825
1826         // "begin" <op> "end"
1827         std::string type, op, val;
1828
1829         res = new eDVBChannelQuery();
1830         res->m_sort = 0;
1831
1832         int cnt = 0;
1833         while (begin != end)
1834         {
1835                 switch (cnt)
1836                 {
1837                 case 0:
1838                         type = *begin;
1839                         break;
1840                 case 1:
1841                         op = *begin;
1842                         break;
1843                 case 2:
1844                         val = *begin;
1845                         break;
1846                 case 3:
1847                         eDebug("malformed query: got '%s', but expected only <type> <op> <val>", begin->c_str());
1848                         return 1;
1849                 }
1850                 ++begin;
1851                 ++cnt;
1852         }
1853
1854         if (cnt != 3)
1855         {
1856                 eDebug("malformed query: missing stuff");
1857                 res = 0;
1858                 return 1;
1859         }
1860
1861         res->m_type = decodeType(type);
1862
1863         if (res->m_type == -1)
1864         {
1865                 eDebug("malformed query: invalid type %s", type.c_str());
1866                 res = 0;
1867                 return 1;
1868         }
1869
1870         if (op == "==")
1871                 res->m_inverse = 0;
1872         else if (op == "!=")
1873                 res->m_inverse = 1;
1874         else
1875         {
1876                 eDebug("invalid operator %s", op.c_str());
1877                 res = 0;
1878                 return 1;
1879         }
1880
1881         res->m_string = val;
1882
1883         if (res->m_type == eDVBChannelQuery::tChannelID)
1884         {
1885                 int ns, tsid, onid;
1886                 if (sscanf(val.c_str(), "%08x%04x%04x", &ns, &tsid, &onid) == 3)
1887                         res->m_channelid = eDVBChannelID(eDVBNamespace(ns), eTransportStreamID(tsid), eOriginalNetworkID(onid));
1888                 else
1889                         eDebug("couldn't parse channelid !! format should be hex NNNNNNNNTTTTOOOO (namespace, tsid, onid)");
1890         }
1891         else
1892                 res->m_int = atoi(val.c_str());
1893
1894         return 0;
1895 }
1896
1897 RESULT eDVBChannelQuery::compile(ePtr<eDVBChannelQuery> &res, std::string query)
1898 {
1899         std::list<std::string> tokens;
1900
1901         std::string current_token;
1902         std::string bouquet_name;
1903
1904 //      eDebug("splitting %s....", query.c_str());
1905         unsigned int i = 0;
1906         const char *splitchars="()";
1907         int quotemode = 0, lastsplit = 0, lastalnum = 0;
1908         while (i <= query.size())
1909         {
1910                 int c = (i < query.size()) ? query[i] : ' ';
1911                 ++i;
1912
1913                 int issplit = !!strchr(splitchars, c);
1914                 int isaln = isalnum(c);
1915                 int iswhite = c == ' ';
1916                 int isquot = c == '\"';
1917
1918                 if (quotemode)
1919                 {
1920                         iswhite = issplit = 0;
1921                         isaln = lastalnum;
1922                 }
1923
1924                 if (issplit || iswhite || isquot || lastsplit || (lastalnum != isaln))
1925                 {
1926                         if (current_token.size())
1927                                 tokens.push_back(current_token);
1928                         current_token.clear();
1929                 }
1930
1931                 if (!(iswhite || isquot))
1932                         current_token += c;
1933
1934                 if (isquot)
1935                         quotemode = !quotemode;
1936                 lastsplit = issplit;
1937                 lastalnum = isaln;
1938         }
1939
1940 //      for (std::list<std::string>::const_iterator a(tokens.begin()); a != tokens.end(); ++a)
1941 //      {
1942 //              printf("%s\n", a->c_str());
1943 //      }
1944
1945         int sort = eDVBChannelQuery::tName;
1946                 /* check for "ORDER BY ..." */
1947
1948         std::list<std::string>::iterator it = tokens.begin();
1949         while (it != tokens.end())
1950         {
1951                 if (*it == "ORDER")
1952                 {
1953                         tokens.erase(it++);
1954                         if (it != tokens.end() && *it == "BY")
1955                         {
1956                                 tokens.erase(it++);
1957                                 sort = decodeType(*it);
1958                                 tokens.erase(it++);
1959                         } else
1960                                 sort = -1;
1961                 }
1962                 else if (*it == "FROM")
1963                 {
1964                         tokens.erase(it++);
1965                         if (it != tokens.end() && *it == "BOUQUET")
1966                         {
1967                                 tokens.erase(it++);
1968                                 bouquet_name = *it;
1969                                 tokens.erase(it++);
1970                         }
1971                         else if (it != tokens.end() && *it == "SATELLITES")
1972                                 tokens.erase(it++);
1973                         else if (it != tokens.end() && *it == "PROVIDERS")
1974                                 tokens.erase(it++);
1975                         else
1976                         {
1977                                 eDebug("FROM unknown %s", (*it).c_str());
1978                                 tokens.erase(it++);
1979                         }
1980                 }
1981                 else
1982                         ++it;
1983         }
1984
1985         if (sort == -1)
1986         {
1987                 eWarning("ORDER BY .. string invalid.");
1988                 res = 0;
1989                 return -1;
1990         }
1991
1992 //      eDebug("sort by %d", sort);
1993
1994                 /* now we recursivly parse that. */
1995         int r = parseExpression(res, tokens.begin(), tokens.end());
1996
1997                 /* we have an empty (but valid!) expression */
1998         if (!r && !res)
1999         {
2000                 res = new eDVBChannelQuery();
2001                 res->m_inverse = 0;
2002                 res->m_type = eDVBChannelQuery::tAny;
2003         }
2004
2005         if (res)
2006         {
2007                 res->m_sort = sort;
2008                 res->m_bouquet_name = bouquet_name;
2009         }
2010
2011 //      eDebug("return: %d", r);
2012         return r;
2013 }
2014
2015 DEFINE_REF(eDVBChannelQuery);